Home / 547,746.30-821,928.87-295,021.44

Finding the Fourth Proportional to 547,746.30, 821,928.87 and 295,021.44

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Solution

The fourth proportional to 547,746.30, 821,928.87 and 295,021.44 is: 442,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,746.30 : 821,928.87 = 295,021.44 : x
  2. Step 2: Convert to fraction form
    547,746.30/821,928.87 = 295,021.44/x
  3. Step 3: Cross multiply
    547,746.30x = 821,928.87 × 295,021.44
  4. Step 4: Simplify right side
    547,746.30x = 242,486,638,804.97
  5. Step 5: Solve for x
    x = 242,486,638,804.97/547,746.30
  6. Step 6: Final answer
    x = 442,698.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.